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Finding the Fourth Proportional to 235,944.40, 353,916.60 and 69,732.40

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Solution

The fourth proportional to 235,944.40, 353,916.60 and 69,732.40 is: 104,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,944.40 : 353,916.60 = 69,732.40 : x
  2. Step 2: Convert to fraction form
    235,944.40/353,916.60 = 69,732.40/x
  3. Step 3: Cross multiply
    235,944.40x = 353,916.60 × 69,732.40
  4. Step 4: Simplify right side
    235,944.40x = 24,679,453,917.84
  5. Step 5: Solve for x
    x = 24,679,453,917.84/235,944.40
  6. Step 6: Final answer
    x = 104,598.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.